Java – Interface

Java – Interface

Interface in Java is a collection of methods that are not implemented and they have to be implemented. It acts as a form for methods. An interface should be stored in .java file, and should start with capital letter, like classes. It does not have constructors or method bodies, just method signatures and fields. syntax: public interface InterfaceNAme{ field(s) method signature(s) } Then you implement it. First add implement and interface name at the class signature: Now you can see a red line that reminds you that you have to…

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